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559-485-6010

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ULPLUS-TST-BAC
July 20, 2025

ULPLUS-TST-BAC

UltraLink+ Wireless BACnet Thermostat

The ULPLUS-TST-BAC is a BACnet-compatible thermostat with WiFi connectivity and a touchscreen interface.

It supports conventional (Gas/Electric 2H/2C) and heat pump (3H/2C) systems, with control for humidification, fresh air dampers, IAQ, and CO₂.

The thermostat offers daily commercial scheduling (4 events/day) and automatically adjusts temperature based on occupancy data from the UltraLink+ system to enhance comfort and energy efficiency.

It can be accessed with the UltraLink+ web portal or mobile app for initial design, setup, and configuration.

SPEC SHEET
ULPLUS-TST-BAC

Product Information

TECHNICAL SPECS
  • Input Voltage: 20-30V AC, 24 VAC nominal, or 24V DC with jumper removed on faceplate.
  • Rated AC / DC Current: 0.05 to 0.75 AC / 0.0 to 0.75 DC Amp continuous, per output, surges to 3 Amps maximum.
  • Thermostat Sensing Range: 32°F to 124°F (0°C to 51°C).
  • Control Accuracy: ±1°F @ 68°F (±0.5°C @ 20°C).
  • Temperature Control Range:
    – Heating: 38°F to 88°F (6°C to 30°C) in 1° steps.
    – Cooling: 60°F to 108°F (16°C to 40°C) in 1° steps.
  • Minimum Deadband: 2°F (1°C).
  • Humidity Sensing Range: 0% – 100% RH.
  • Humidity Control Accuracy: ±3% From 10% – 90%.
  • WiFi: 2.4GHz 802.11b/g, Security: Open, WEP, WPA-PSK, WPA2-PSK.
FEATURES
  • Full Modbus TCP/IP and BACnet/IP support over Wi-Fi.
  • Color selectable touchscreen display.
  • Daily commercial scheduling (4 events per day).
  • Up to 80 additional events (40 special and 40 calendar).
  • Integrated humidity sensor.
  • Demand response control.
  • Adjustable temporary override times and temperature ranges.
  • Occcupied and unoccupied events.
    Keypad lockout.
  • Suitable for indoor use only.
  • Mobile app available for iOS and Android devices.
WORKS WITH

UltraLink+ Controls.